#include <Ultrasonic.h>
Ultrasonic ultrasonic(12, 11);
int distance;

void setup() {
  Serial.begin(9600);
}

void loop() {
  
  distance = ultrasonic.read();
  
  Serial.print("Distance in CM: ");
  Serial.println(distance);
  if (distance <= 20 && distance > 10) {
    Serial.println("Intruso detectado");
  }else if(distance <= 10 && distance > 5){
    Serial.println("Ojo");
  }else if(distance <= 5 && distance > 2){
    Serial.println("Se esta quemando");
  }else if(distance <= 2){
    Serial.println("Yaper, se quemo");
  }
  delay(1000);
}